<html><head><style type="text/css"><!-- DIV {margin:0px;} --></style></head><body><div style="font-family:arial, helvetica, sans-serif;font-size:10pt"><DIV></DIV><SPAN lang=EN>
<P class=MsoNormal style="MARGIN: 0in 0in 0pt; LINE-HEIGHT: normal; TEXT-ALIGN: justify; tab-stops: 45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Arial','sans-serif'">I am working on fast roaming in IEEE 802.11 Wireless Networks. As the basic object of 802.11r amendment 2 (15 July 2008) is to minimize the amount of time that data connectivity is lost between the STA and the distribution systems (DS), when a STA moves from on BSS in one extended service set (ESS) to another BSS within the same ESS. <?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0in 0in 0pt; LINE-HEIGHT: normal; TEXT-ALIGN: justify; tab-stops: 45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Arial','sans-serif'">I used the hostapd 0.6.4 and wpa_supplicant 0.6.4. My hostpad.conf and wpa_supplicant are given below. I am using FT-PSK, my hostapd and wpa_supplicant runs without error. But <SPAN style="mso-spacerun: yes"> </SPAN>wpa_supplicant does not connect with the hostapd and I can¢t see any exchanges on the hostapd screen (console) and the wpa_supplication is just displays the CTRL-EVENT-SCAN-RESULTS. <o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0in 0in 0pt 0.5in; LINE-HEIGHT: 130%; TEXT-ALIGN: justify; mso-layout-grid-align: none"><SPAN style="FONT-SIZE: 10pt; LINE-HEIGHT: 130%; FONT-FAMILY: 'Arial','sans-serif'"><o:p> </o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0in 0in 0pt; LINE-HEIGHT: normal; tab-stops: 45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'">Is anybody working on 802.11r, would you guide me? What thing I am missing that¢s way wpa_supplicant and hostapd doesn¢t connect with each other. It will be nice if you can share your configuration files<o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0in 0in 0pt; LINE-HEIGHT: normal; tab-stops: 45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'"><SPAN style="mso-spacerun: yes"> </SPAN><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0in 0in 0pt; LINE-HEIGHT: normal; tab-stops: 45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt"><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: 'Arial','sans-serif'; mso-fareast-font-family: 'Times New Roman'">Best Wishes,<o:p></o:p></SPAN></P>
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<P>
<P><STRONG>## wpa_supplicant configuration file wpa_supplicant.tls.conf ##</STRONG></P>
<P> </P>
<P>ctrl_interface=/var/run/wpa_supplicant</P>
<P>eapol_version=1</P>
<P>ap_scan=1</P>
<P>network={</P>
<P>ssid="WLAN-80211r"</P>
<P>proto=RSN WPA</P>
<P>key_mgmt=FT-PSK</P>
<P>scan_ssid=1</P>
<P>pairwise=CCMP TKIP</P>
<P>group=CCMP TKIP</P>
<P>wpa_passphrase="12345678"</P>
<P>proactive_key_caching=1</P>
<P>priority=5</P>
<P>}</P></P>
<P></SPAN> </P><SPAN lang=EN>
<P><STRONG>##### hostapd configuration file ft-psk AP1 #####</STRONG></P>
<P> </P>
<P>interface=ath1</P>
<P>bridge=br0</P>
<P>driver=madwifi</P>
<P>#logger_syslog=-1#</P>
<P>#logger_syslog_level=2</P>
<P>#logger_stdout=-1</P>
<P>#logger_stdout_level=2</P>
<P>#dump_file=/tmp/hostapd.dump</P>
<P>#ctrl_interface=/var/run/hostapd</P>
<P>#ctrl_interface_group=0</P>
<P> </P>
<P>##### IEEE 802.11 related configuration #####</P>
<P>ssid=WLAN-80211r</P>
<P>hw_mode=b</P>
<P>channel=1</P>
<P>beacon_int=100</P>
<P>auth_algs=1</P>
<P>##### IEEE 802.1X-2004 related configuration ######</P>
<P>##### Integrated EAP server #####</P>
<P>eap_server=0</P>
<P>##### RADIUS client configuration ######</P>
<P>nas_identifier=hs-owl.de</P>
<P>##### RADIUS authentication server configuration #####</P>
<P> </P>
<P>##### WPA/IEEE 802.11i configuration #####</P>
<P>wpa=2</P>
<P>wpa_passphrase=12345678</P>
<P>wpa_key_mgmt=FT-PSK</P>
<P>wpa_pairwise=CCMP TKIP</P>
<P>rsn_pairwise=CCMP TKIP</P>
<P>wpa_group_rekey=600</P>
<P>##### IEEE 802.11r configuration #####</P>
<P>mobility_domain=a1b2</P>
<P>r0_key_lifetime=10000</P>
<P>r1_key_holder=000102030405</P>
<P>reassociation_deadline=1000</P>
<P>r0kh=06:1D:0F:CB:CD:02 hs-owl.de 0f0e0d0c0b0a09080706050403020100</P>
<P>r1kh=06:1D:0F:CB:CD:02 00:01:02:03:04:05 000102030405060708090a0b0c0d0e0f</P>
<P>pmk_r1_push=1</P>
<P> </P></SPAN>
<DIV><BR> <STRONG>##### hostapd configuration file ft-psk AP2 #####</STRONG></DIV>
<DIV> </DIV>
<DIV>
<P>interface=ath1</P>
<P>bridge=br0</P>
<P>driver=madwifi</P>
<P>#logger_syslog=-1#</P>
<P>#logger_syslog_level=2</P>
<P>#logger_stdout=-1</P>
<P>#logger_stdout_level=2</P>
<P>#dump_file=/tmp/hostapd.dump</P>
<P>#ctrl_interface=/var/run/hostapd</P>
<P>#ctrl_interface_group=0</P>
<P> </P>
<P>##### IEEE 802.11 related configuration #####</P>
<P>ssid=WLAN-80211r</P>
<P>hw_mode=b</P>
<P>channel=1</P>
<P>beacon_int=100</P>
<P>auth_algs=1</P>
<P>##### IEEE 802.1X-2004 related configuration ######</P>
<P>##### Integrated EAP server #####</P>
<P>eap_server=0</P>
<P>##### RADIUS client configuration ######</P>
<P>nas_identifier=hs-owl.de</P>
<P>##### RADIUS authentication server configuration #####</P>
<P> </P>
<P>##### WPA/IEEE 802.11i configuration #####</P>
<P>wpa=2</P>
<P>wpa_passphrase=12345678</P>
<P>wpa_key_mgmt=FT-PSK</P>
<P>wpa_pairwise=CCMP TKIP</P>
<P>rsn_pairwise=CCMP TKIP</P>
<P>wpa_group_rekey=600</P>
<P>##### IEEE 802.11r configuration #####</P>
<P>mobility_domain=a1b2</P>
<P>r0_key_lifetime=10000</P>
<P>r1_key_holder=000102030405</P>
<P>reassociation_deadline=1000</P>
<P>r0kh=06:1D:0F:CB:CD:05 hs-owl.de 0f0e0d0c0b0a09080706050403020100</P>
<P>r1kh=06:1D:0F:CB:CD:05 00:01:02:03:04:05 000102030405060708090a0b0c0d0e0f</P>
<P>pmk_r1_push=1</P>
<P> </P></DIV><EM></EM><SPAN style="COLOR: rgb(0,0,255)"><SPAN style="FONT-WEIGHT: bold">B</SPAN>est <SPAN style="FONT-WEIGHT: bold">R</SPAN>egards <BR><BR style="COLOR: rgb(0,0,255)"></SPAN><SPAN style="COLOR: rgb(0,0,255)"><SPAN style="FONT-WEIGHT: bold">A</SPAN>hmad <SPAN style="FONT-WEIGHT: bold">A</SPAN>li </SPAN><SPAN style="FONT-WEIGHT: bold; COLOR: rgb(0,0,255)">T</SPAN><SPAN style="COLOR: rgb(0,0,255)">abassam</SPAN><BR>Institute Industrial IT<BR>Dept. of Electrical Engineering and Computer Science<BR>University of Applied Sciences, Lemgo Germany<BR>Cell: +49 176 64672248<BR>Land line: +49 5261 2835790
<DIV></DIV></div><br>
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